Place for summary created, show/hide on click

Styling will be discussed tomorrow // is left to Jake
No hash in URL

Prevents # from getting added to URL on link click
Fix + improvement

- fixed link problem in click handler
- links are now opened in new tab
Add summary footer

A summary footer now contains the date added and the 'Read more…' link.
Merge remote-tracking branch 'origin/Taiiwos_cool_branch' into daily-news